/Engine/Source/Runtime/InstallBundleManager/Public/InstallBundleManagerInterface.h
[FDelegateHandle](API\Runtime\Core\Delegates\FDelegateHandle) GetContentState ( [FName](API\Runtime\Core\UObject\FName) BundleName, EInstallBundleGetContentStateFlags Flags, bool bAddDependencies, FInstallBundleGetContentStateDelegate Callback, [FName](API\Runtime\Core\UObject\FName) RequestTag )